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How China ranks worldwide on dormant space, the transfer market, routing security and address density.
PeeringDB-registered presence.
APNIC-measured end-user deployment.
Clean prefixes (valid RPKI + IRR, no mismatch).
Cumulative IPv4, IPv6, and ASN allocations to China over time.
The largest autonomous systems registered to China by IPv4 footprint.
| AS | Holder | IPv4 | Prefixes |
|---|---|---|---|
| AS4134CN | CHINANET-BACKBONE - No.31,Jin-rong Street | 111.8M | 1,356 |
| AS4837CN | CHINA169-Backbone - CHINA UNICOM China169 Backbone | 59.2M | 1,597 |
| AS9808CN | CHINAMOBILE-CN - China Mobile Communications Group Co., Ltd. | 56.5M | 21,205 |
| AS4538CN | ERX-CERNET-BKB - China Education and Research Network Center | 42.3M | 5,834 |
| AS37963CN | ALIBABA-CN-NET - Hangzhou Alibaba Advertising Co.,Ltd. |
China against its land-border neighbours on IPv4, IPv6, AS numbers and per-capita density.
Share of announced address space covered by valid Route Origin Authorizations.
6,608 autonomous systems registered to China. Click an AS for detail.
| 20.4M |
| 843 |
| AS4812CN | CHINANET-SH-AP - China Telecom (Group) | 13.6M | 566 |
| AS4808CN | CHINA169-BJ - China Unicom Beijing Province Network | 13.3M | 2,104 |
| AS45090CN | TENCENT-NET-AP - Shenzhen Tencent Computer Systems Company Limited | 12.2M | 2,247 |
| AS45102CN | ALIBABA-CN-NET - Alibaba (US) Technology Co., Ltd. | 10.5M | 1,193 |
| AS56046CN | CMNET-Jiangsu-AP - China Mobile communications corporation | 7.8M | 5,168 |
| AS143658-495 - China Education and Research Network (CERNET) |
| — |
| 65.5K |
| 1 |
| AS144316CN | AS144316-131 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143676CN | AS143676-3 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146430CN | AS146430-197 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145117CN | AS145117-420 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144170CN | AS144170-497 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143316CN | AS143316-153 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144319CN | AS144319-134 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146454CN | AS146454-221 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146719CN | AS146719-486 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146350CN | AS146350-117 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144376CN | AS144376-191 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143289CN | AS143289-126 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146516CN | AS146516-283 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145471CN | AS145471-262 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145561CN | AS145561-352 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145138CN | AS145138-441 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143384CN | AS143384-221 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144623CN | AS144623-438 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146674CN | AS146674-441 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146177CN | AS146177-456 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS151459CN | AS151459-37 - Future Internet Technology Infrastructure (FITI) | — | 1 | 1 |
| AS144751CN | AS144751-54 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146570CN | AS146570-337 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS140315CN | CHINATELECOM-GUANGDONG-JIEYANG-5G-NETWORK - CHINATELECOM Guangdong province Jieyang 5G network | — | 2 | 2 |
| AS144117CN | AS144117-444 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142080CN | AS142080-14 - China Education and Research Network (CERNET) | — | 1 | 1 |
| AS144986CN | AS144986-289 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142851CN | AS142851-202 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146594CN | AS146594-361 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS44446CN | Yuan_Xue Yuan Xue | — | 1 | 1 |
| AS145814CN | AS145814-93 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145564CN | AS145564-355 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144855CN | AS144855-158 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144956CN | AS144956-259 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS140291CN | CHINATELECOM-JIANGSU-NANJING-5G-NETWORK - CHINATELECOM Jiangsu province Nanjing 5G network | — | 192 | 3 |
| AS142952CN | AS142952-303 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145209CN | AS145209-512 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142899CN | AS142899-250 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS24239CN | TWD2-NET-AS-AP - TWD2 Education and Research Network | — | 26 | 11 |
| AS146385CN | AS146385-152 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144367CN | AS144367-182 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144766CN | AS144766-69 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143292CN | AS143292-129 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144093CN | AS144093-420 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143328CN | AS143328-165 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143259CN | AS143259-96 - China Education and Research Network (CERNET) | — | 65.5K | 1 |